Oct 21, 2026Build a Linux Server Recovery Runbook That an On-Call Engineer Can Use
Build a Linux server recovery runbook that an on-call engineer can use
← All articles
E4S AUTHOR
Yousef
East4serv Support
Published articles
Oct 21, 2026
Oct 21, 2026Linux Permissions and ACLs for Shared Hosting
Linux permissions and ACLs for shared hosting
Oct 21, 2026PowerShell Script Signing and Execution Policy: The Real Security Boundary
PowerShell script signing and execution policy: the real security boundary
Oct 21, 2026PowerShell Objects and Pipelines for Server Operators
PowerShell objects and pipelines for server operators
Oct 21, 2026Diagnose a Windows Server Service That Fails to Start
Diagnose a Windows Server service that fails to start
Oct 21, 2026Build a Windows Server Security Baseline Without Breaking Workloads
Build a Windows Server security baseline without breaking workloads
Oct 21, 2026Update Ubuntu and Debian Production Servers Safely
Update Ubuntu and Debian production servers safely
Oct 21, 2026Control Linux Journal Growth Without Losing Incident Evidence
Control Linux journal growth without losing incident evidence
Oct 21, 2026Diagnose Linux Network Problems with ss, dig and traceroute
Diagnose Linux network problems with ss, dig and traceroute
Oct 21, 2026Diagnose Linux Memory Pressure and OOM Kills
An application killed by the Linux out-of-memory mechanism is an outcome, not a diagnosis. The cause may be a genuine rise in workload demand, a memory leak, an overly small contai...
Oct 21, 2026Cron vs systemd Timers: Schedule Server Jobs Safely
Scheduled work often survives its first release but fails after a reboot, timezone change, or missed maintenance window. Both cron and systemd timers can run a command periodically...
Oct 21, 2026Write Safer Bash Scripts for Server Maintenance
A short Bash script can make a routine server check repeatable, but automation also makes an incorrect assumption repeatable. A reliable maintenance script names its inputs, valida...